APA (7th ed.) Citation

HarperCollins. (1991). Collins COBUILD English guides. 1, Prepositions. HarperCollins.

Chicago Style (17th ed.) Citation

HarperCollins. Collins COBUILD English Guides. 1, Prepositions. London: HarperCollins, 1991.

MLA (8th ed.) Citation

HarperCollins. Collins COBUILD English Guides. 1, Prepositions. HarperCollins, 1991.

Warning: These citations may not always be 100% accurate.